CN218754620U - Steam turbine room hoisting device - Google Patents

Abstract

The application discloses steam turbine room hoist device includes: the main beams are made of Q345-B I-shaped steel and at least two; the hanging beam is arranged below the main beam and used for assisting in hoisting; the hydraulic lifting piece is arranged on the main beam and connected to the hanging beam through a steel wire rope; the trolleys are arranged on the main beam in a sliding manner, and a plurality of trolleys are arranged; and the electric block is arranged on the main beam. This application is through the girder of chooseing for use Q345-B I-steel to make, can satisfy the user demand of load more than 300t, the current general steam turbine room in girder intensity not enough condition has been improved fundamentally, secondly, through installing the hanging beam additional, it is big to hoist the quality such as vertical high pressure heater of steam turbine room hoist or generator stator, the size is big, the structure is irregular, it is supplementary fixed through using the hanging beam, promote, can play the effect of supplementary hoist and mount, and through setting up hydraulic pressure lifting mechanism, can the auxiliary trolley hoist, in order to promote the hoist and mount weight and the hoist and mount speed of this application.

Description

Steam turbine room hoisting device

Technical Field

The application relates to the technical field of hoisting, in particular to a steam turbine room hoisting device.

Background

With the continuous development of domestic thermal power, domestic electric power construction gradually turns to 1000MW and higher parameter thermal power factory, and 1000MW supercritical unit is a novel thermoelectric unit, and 1000MW supercritical unit has energy-conserving, environmental protection's characteristics, is the mainstream of future development of domestic thermal power unit.

With the adoption of the policy of energy conservation and emission reduction, the power station unit construction in the power construction tends to be large-scale and energy-saving, the equipment weight is larger and larger, and the traditional horizontal high-pressure heater cannot meet the requirement of the supercritical unit engineering, so that the novel vertical high-pressure heater is gradually utilized to replace the traditional horizontal high-pressure heater in the prior art.

Because the vertical high pressure heater is large in mass, large in size and irregular in structure, 1600T caterpillar tracks are generally adopted to hoist the vertical high pressure heater at present, but in the hoisting process, the field of an operation surface needs to be left, the radius range needs 50 meters, the roof of a factory building meets a series of technical conditions of high pressure heater hoisting and entering and the like, and the vertical high pressure heater is not suitable for crane hoisting in a steam turbine room. For another example, the power generator stator of a domestic 600MW,1000MW thermal power generating unit generally exceeds 300t, has the characteristics of large mass and large size, and is not suitable for travelling crane hoisting in a steam turbine room.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a steam turbine room hoisting device.

This steam turbine room hoist device includes:

the main beams are made of Q345-B I-shaped steel and at least two;

the hanging beam is arranged below the main beam and used for assisting in hoisting;

and the hydraulic lifter is arranged on the main beam and is connected to the hanging beam through a steel wire rope.

In some embodiments, the garage lift apparatus further comprises:

the dolly, slide set up in the girder, the dolly is provided with a plurality ofly.

In some embodiments, the garage lifting apparatus further comprises:

the electric block is arranged on the main beam.

Compared with the prior art, the beneficial effect of this application is:

firstly, through selecting for use the girder that Q345-B I-steel made, can satisfy the user demand of load more than 300t, fundamentally improved the not enough condition of girder intensity in current general steam turbine room, secondly, through installing the hanging beam additional, the quality such as vertical high pressure feed water heater of steam turbine room hoist and mount or generator stator is big, the size is big, the structure is irregular, through using hanging beam auxiliary fixation, promote, can play the effect of supplementary hoist and mount, and through setting up hydraulic pressure riser, can the auxiliary trolley hoist, in order to promote the hoist and mount weight and the hoist and mount speed of this application.

Drawings

FIG. 1 is a schematic front view of an exemplary embodiment of the present application;

FIG. 2 is a schematic side view of an exemplary embodiment of the present application.

In the figure: 1. a main beam; 2. a trolley; 3. a hoisting beam; 4. a hydraulic lifter; 5. an electric hoist; 6. and (5) a workpiece.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in this application will be understood to be a specific case for those of ordinary skill in the art.

As described in the background art, with the continuous development of domestic thermal power generation, domestic electric power construction gradually turns to a thermal power plant with 1000MW and higher parameters, and a 1000MW supercritical unit is a novel thermoelectric unit, and the 1000MW supercritical unit has the characteristics of energy conservation and environmental protection, and is the mainstream of future development of domestic thermal power units. With the adoption of the policy of energy conservation and emission reduction, the power station unit construction in the power construction tends to be large-scale and energy-saving, the equipment weight is larger and larger, and the traditional horizontal high-pressure heater cannot meet the requirement of the supercritical unit engineering, so that the novel vertical high-pressure heater is gradually utilized to replace the traditional horizontal high-pressure heater in the prior art. Because the vertical high pressure heater is large in mass, large in size and irregular in structure, 1600T caterpillar tracks are generally adopted to hoist the vertical high pressure heater at present, but in the hoisting process, the field of an operation surface needs to be left, the radius range needs 50 meters, the roof of a factory building meets a series of technical conditions of high pressure heater hoisting and entering and the like, and the vertical high pressure heater is not suitable for crane hoisting in a steam turbine room. For another example, the power generator stator of a domestic 600MW,1000MW thermal power generating unit generally exceeds 300t, has the characteristics of large mass and large size, and is not suitable for crane hoisting in a steam turbine room.

In order to improve the above problem, the present application provides a steam turbine room hoisting device, refer to fig. 1 and 2, which mainly includes: girder 1, hanging beam 3, hydraulic lifting mechanism 4, dolly 2 and electric block 5, girder 1 is used for bearing hanging beam 3, hydraulic lifting mechanism 4, dolly 2 and electric block 5, hanging beam 3 hoists in girder 1 below, be used for supplementary dolly 2 hoist vertical high pressure feed water heater and generator stator, hydraulic lifting mechanism 4 is used for hoist hanging beam 3, promote hoist and mount speed, dolly 2 and electric block 5 all are used for hoist vertical high pressure feed water heater and generator stator, multiple lifting device's combined use in this application, can satisfy hoist and mount quality in steam turbine room big, the size is big, the anomalous work piece 6's of structure demand.

Specifically, in the exemplary embodiment, the main beam 1 is made of Q345-B i-steel, that is, carbon alloy steel (c is less than 0.2%) with yield strength of 345MPa, and has good comprehensive performance, low-temperature performance, cold stamping performance, welding performance and machinability. Be applied to in this application, the demand of 300t load can be satisfied to solitary girder 1, and furtherly, in the exemplary embodiment, girder 1 is provided with two, and its setting method is unanimous with among the prior art, and parallel and ground are laid at the top of steam turbine room promptly for girder 1 total load in this application can reach 600t, can satisfy the hoist and mount demand of work piece 6 such as vertical high pressure heater and generator stator of 300t in the 1000MW supercritical unit.

Specifically, in the exemplary embodiment, the hanging beam 3 is located below between the two main beams 1, the main body of the hydraulic lifter 4 is fixed on the two main beams 1, the movable portion of the hydraulic lifter 4 is connected by a steel wire rope and hoists the hanging beam 3, during hoisting, the workpiece 6 is fixed on the hanging beam 3 by the steel wire rope or other methods, and then the workpiece 6 is hoisted together by using other hoisting methods in the prior art.

Specifically, in the exemplary embodiment, the trolleys 2 are provided with a plurality of trolleys (two trolleys are shown in fig. 1) to improve the situation that a single trolley 2 cannot meet the hoisting requirement in the prior art, and further, the trolleys 2 are provided with a large-tonnage lifting hook and a small-tonnage lifting hook to meet the requirements of hoisting weight, hoisting speed, hoisting precision and the like of different part sleeves.

Specifically, in the exemplary embodiment, the electric hoist 5 is disposed on the main beam 1, and in the present application, the electric hoist 5 is disposed on each of two sides of the main beam 1, and the workpiece 6 is hoisted at the same time, so as to ensure stability during hoisting.

Finally, it should be noted that: although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (3)

1. The utility model provides a steam turbine room hoist device which characterized in that includes:

the main beams (1) are made of Q345-B I-shaped steel and are at least provided with two I-shaped steel beams;

the hanging beam (3) is arranged below the main beam (1) and used for assisting in hoisting;

the hydraulic lifter (4) is arranged on the main beam (1), and the hydraulic lifter (4) is connected to the hanging beam (3) through a steel wire rope.

2. The vehicle room hoisting device of claim 1, wherein the garage hoisting device further comprises:

the trolley (2) is arranged on the main beam (1) in a sliding mode, and the trolley (2) is provided with a plurality of trolleys.

3. The steam room hoisting device of claim 1, further comprising:

and the electric hoist (5) is arranged on the main beam (1).

Images